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Structure of the Earth System
Eighth graders describe the steps in the water cycle. They discuss factors that affect runoff and explain the differences between stalactites and stalagmites. They discover the importance of ground water.
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Flower Food
In this flower worksheet, students create home made flower preservatives. Ingredients include water, sugar, lemon juice, vinegar, or liquid bleach.
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Water Quality Monitoring
Students work together to gather water samples. They compare and contrast the water quality from different places in the community. They answer discussion questions to complete the lesson plan.
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Drink It Up!
Students investigate how the human body needs water by recording their water consumption for a day. They sing a song about drinking water, make and drink Kool-Aid and eat apple slices, and conduct an experiment to determine how much...
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Cloning of Plasmid and Spinach DNA
Students ligate fragments of genomic DNA from spinach into a vector plasmid. They perform a restriction enzyme digestion. Student use a ligated DNA molecule to transform E. coli cells. Students analyze their procedures and outcome of...
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The Cloning of Plasmid and Spinach DNA
Students will first extract genomic DNA from spinach and perform a restriction enzyme digestion on both the spinach DNA and the plasmid using the same restriction enzyme. They then ligate the cut plasmid DNA with the cut spinach DNA in...
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Water Chemistry
Students engage in a lesson that is concerned with the concept of water chemistry. They conduct research using a variety of resources. Students also consider an experiment to observe how water has the abiility to exist as three different...
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Smog Be Gone
Students begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...
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Diffusion of Molecules
Students study the process for diffusion of molecules. In this chemistry lesson, students understand molecular movement, develop skills for a chemistry investigation, develop skills in making hypotheses, develop observational skills, and...
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DNA Isolation from Onion
Students apply measurement skills using the metric system. They explain the process of isolating DNA from other cell contents. They apply knowledge of cell structure to explain the process of isolating DNA.
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Environmental Differences
Students observe and conduct an experiment to see whether differences in salinity (the environment) have an affect on the hatching rate and survival of brine shrimp.
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Cavern Geology: Speleothem Construction
Students discover how underground rock formations grow. They perform various activities based on grade level.
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Activity #20 Tear An Aluminum Can In Half
Students observe the chemical reaction between CuCl2 and aluminum. They identify the evidence for a chemical change. Pupils answer the following questions after observing the experiment: How do you know a chemical reaction occurred?,...
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Growing Crystals
Students are introduction to the cause and effect of a chemical reaction between water, mucilage glue, and magnesium sulfate as they form crystals.
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Mussel Your Way Through Photosynthesis
Students, using zebra mussels (Dreissena polymorpha), elodea and an indicator dye, observe and record the role of light in photosynthesis. They consider plant production of carbon dioxide and the use of live materials in biological...
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Isolation of Synthetic Chemicals from Plant Leaves
Students isolate and identify a dye, which represents a synthetic pesticide, from plants.
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Experimenting With Water Media
Students practice 12 different water color techniques and then use at least 5 of the techniques to create a painting of a landscape.
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Promoting Inquiry Throught Computer-Based Labs
Student Teachers are given the opportunity to examine how to use a computer-based laboratory for inquiry. The practice is done to teach future teachers how to use these tools so they can be ready for use in the classroom environment.
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Salt & Sand
In this science worksheet, students find the terms that are related to the concept of the ocean salt and sand. The answers are found by clicking the link at the bottom of the page.
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Ions in the Environment
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.
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Rusting: A Form of Oxidation
Students observe and record the corrosive nature of oxidation-reduction reactions, and determine the electro-chemical series of selected metals.
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Flower Pigments
Middle schoolers experiment with Thin Layer Chromatography to separate pigments found in flower petals.
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Teaching about the Chemistry of Oxygen Solubility
Learners explore solubility of gases in water, Henry's Law, LeChatelier's Principal, and supersaturation of gases in water.
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Milk: A Practical Application
Students examine the impact of the physical and chemical properties of milk and its use as an important food.